WordReference Random House Unabridged Dictionary of American English © 2025
progres′sive jazz′,
- Music and Dancean experimental, nonmelodic, and often free-flowing style of modern jazz, esp. in the form of highly dissonant, rhythmically complex orchestral arrangements. Cf. bop 1, cool jazz, hard bop, modern jazz.
- 1945–50
'progressive jazz' also found in these entries (note: many are not synonyms or translations):